| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | carbonic acid | daily life | Carbonic acid is not commonly discussed or recognized in everyday life and is not a topic of common knowledge. | 1 |
| 2 | carbonic acid | everyday life | Not commonly known or mentioned in everyday conversation or household use. | 1 |
| 3 | perchloric acid | everyday culture in the United States | Perchloric acid is a highly corrosive and hazardous substance that requires careful handling and storage in a laboratory setting. | 1 |
| 4 | perchloric acid | everyday life | Not commonly known or used in everyday life, often associated with specialized scientific or industrial applications. | 1 |